Ten-year-old Sadie Meadows is reading in bed on New Year's Eve when she notices an unopened Christmas present amongst the pile beneath her window. She tears the wrapping paper off to find it contains a book called The World from Your Bedroom - There and Back Again, but when she opens it up and begins to read, she is disappointed to see it is nothing more than a travel book packed with pages detailing hundreds of places across the world. She reads...